參數資料
型號： XRT73L02
廠商： Exar Corporation
英文描述： 2 Channel E3/DS3/STS-1 Line Interface Unit(2通道 E3/DS3/STS-1線接口單元)
中文描述： 2頻道E3/DS3/STS-1線路接口單元（2通道E3/DS3/STS-1線接口單元）
文件頁數： 5/62頁
文件大?。?/td> 716K
代理商： XRT73L02
á
XRT73L02
2 CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
PRELIMINARY
REV. P1.1.0
III
COMMAND REGISTER CR0-(N) ..................................................................................................... 39
COMMAND REGISTER CR2-(N) ..................................................................................................... 40
COMMAND REGISTER CR0-(N) ..................................................................................................... 40
COMMAND REGISTER CR2-(N) ..................................................................................................... 40
Muting the Recovered Data while the LOS is being Declared ........................................................... 40
COMMAND REGISTER CR3-(N) ..................................................................................................... 41
3.7 R
OUTING
THE
R
ECOVERED
T
IMING
AND
D
ATA
I
NFORMATION
TO
THE
R
ECEIVING
T
ERMINAL
E
QUIPMENT
.
41
Routing Dual-Rail Format Data to the Receiving Terminal Equipment ............................................. 41
Figure 22.The typical interface for the Transmission of Data in a Dual-Rail Format from the Receive Section of
the XRT73L02 to the Receiving Terminal Equipment ...................................................................... 41
Figure 23.How the XRT73L02 outputs data on the RPOS and RNEG output pins ........................................ 42
Figure 24.The Behavior of the RPOS, RNEG and RxClk signals when RxClk is inverted ............................. 42
COMMAND REGISTER CR3-(N) ..................................................................................................... 43
Routing Single-Rail Format (Binary Data Stream) data to the Receive Terminal Equipment ........... 43
COMMAND REGISTER CR3-(N) ..................................................................................................... 43
Figure 25.The typical interface for Data Transmission in a Single-Rail Format from the Receive Section of the
XRT73L02 to the Receiving Terminal Equipment ............................................................................ 43
Figure 26.The behavior of the RPOS and RxClk output signals while the XRT73L02 is transmitting Single-Rail
data to the Receiving Terminal Equipment ...................................................................................... 44
3.8 S
HUTTING
OFF
THE
R
ECEIVE
S
ECTION
.......................................................................................... 44
COMMAND REGISTER CR3-(N) ..................................................................................................... 44
4.0 DIAGNOSTIC FEATURES OF THE XRT73L02 ................................................................................ 45
4.1 T
HE
A
NALOG
L
OCAL
L
OOP
-B
ACK
M
ODE
......................................................................................... 45
Figure 27. A channel in the XRT73L02 operating in the Analog Local Loop-Back Mode ............................... 45
COMMAND REGISTER CR4-(N) ..................................................................................................... 45
4.2 T
HE
D
IGITAL
L
OCAL
L
OOP
-B
ACK
M
ODE
. ......................................................................................... 46
Figure 28.The Digital Local Loop-Back path in a given channel of the XRT73L02 ........................................ 46
COMMAND REGISTER CR4-(N) ..................................................................................................... 46
4.3 T
HE
R
EMOTE
L
OOP
-B
ACK
M
ODE
................................................................................................... 47
Figure 29.The Remote Loop-Back path in a given XRT73L02 Channel ........................................................ 47
COMMAND REGISTER CR4-(
n
) ..................................................................................................... 47
4.4 T
X
OFF F
EATURES
......................................................................................................................... 47
COMMAND REGISTER CR1-(N) ..................................................................................................... 48
Table 6:The Relationship Between the TxOFF Input Pin, the TxOFF Bit Field and the State of the Transmitter
48
4.5 T
HE
T
RANSMIT
D
RIVE
M
ONITOR
F
EATURES
.................................................................................... 48
Figure 30.The XRT73L02 employing the Transmit Drive Monitor Features ................................................... 48
4.6 T
HE
TAOS (T
RANSMIT
A
LL
O
NE
S) F
EATURE
................................................................................. 49
5.0 THE MICROPROCESSOR SERIAL INTERFACE ............................................................................ 49
5.1 D
ESCRIPTION
OF
THE
C
OMMAND
R
EGISTERS
.................................................................................. 49
COMMAND REGISTER CR1-(N) ..................................................................................................... 49
Table 7:Addresses and Bit Formats of XRT73L02 Command Registers ....................................................... 50
5.2 D
ESCRIPTION
OF
B
IT
-F
IELDS
FOR
EACH
C
OMMAND
R
EGISTER
......................................................... 50
相關PDF資料
PDF描述
XRT73L03A 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03AIV 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03B 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L03BIV 3 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
XRT73L04A 4 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
相關代理商/技術參數
參數描述
XRT73L02M 制造商:EXAR 制造商全稱:EXAR 功能描述:TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
XRT73L02MES 功能描述:網絡控制器與處理器 IC RoHS:否 制造商:Micrel 產品:Controller Area Network (CAN) 收發(fā)器數量: 數據速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
XRT73L02MIV 制造商:EXAR 制造商全稱:EXAR 功能描述:TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
XRT73L02MIV-F 功能描述:外圍驅動器與原件 - PCI RoHS:否 制造商:PLX Technology 工作電源電壓: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:FCBGA-1156 封裝:Tray
XRT73L02MIVTR-F 功能描述:網絡控制器與處理器 IC RoHS:否 制造商:Micrel 產品:Controller Area Network (CAN) 收發(fā)器數量: 數據速率: 電源電流（最大值）:595 mA 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:PBGA-400 封裝:Tray
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